Oracle 建立PDB- 遠端克隆

二：遠端克隆Cloning a Remote PDB

遠端克隆

將187伺服器上chenpdb資料庫遠端克隆到222伺服器上cjcpdb04庫

---187 遠端庫

Oracle Database 19 c Enterprise Edition Release 19.0 .0.0.0 - Production

Version 19.3 .0.0.0

SQL > show pdbs

CON_ID CON_NAME OPEN MODE RESTRICTED

---------- ------------------------------ ---------- ----------

2 PDB$SEED READ ONLY NO

3 CHENPDB READ WRITE NO

--- 建立測試資料

SQL > alter session set container = chenpdb ;

Session altered.

SQL > create user chen identified by oracle ;

User created.

SQL > grant connect , resource , dba , create pluggable to chen ;

SQL > grant create pluggable to chen ;

Grant succeeded.

SQL > conn chen / oracle @ chenpdb

SQL > create table employees_01 as select * from hr.employees ;

Table created.

SQL > select file_name from dba_data_files ;

FILE_NAME

--------------------------------------------------------------------------------

/ u01 / app / oracle19 / oradata / CHENDB / chenpdb / system01.dbf

/ u01 / app / oracle19 / oradata / CHENDB / chenpdb / sysaux01.dbf

/ u01 / app / oracle19 / oradata / CHENDB / chenpdb / undotbs01.dbf

/ u01 / app / oracle19 / oradata / CHENDB / chenpdb / users01.dbf

--- 為了保障資料一致性，也可以將待克隆的資料庫設定為只讀狀態

---SQL> alter pluggable database chenpdb close;

---SQL> alter pluggable database chenpdb open read only;

---222 本地庫

---tnsname.ora 新增

CHENPDB_LINK =

( DESCRIPTION =

( ADDRESS = ( PROTOCOL = TCP )( HOST = 192.168 .2.187 )( PORT = 1521 ))

( CONNECT_DATA =

( SERVER = DEDICATED )

( SERVICE_NAME = chenpdb )

)

CJCPDB04 =

( DESCRIPTION =

( ADDRESS = ( PROTOCOL = TCP )( HOST = cjcos )( PORT = 1521 ))

( CONNECT_DATA =

( SERVER = DEDICATED )

( SERVICE_NAME = cjcpdb04 )

)

[oracle @ cjcos oradata]$ pwd

/ u01 / app / oracle12 / oradata

[oracle @ cjcos oradata]$ mkdir cjcpdb04

--- 建立連線遠端庫的dblink

SQL > CREATE DATABASE LINK chenpdb_link CONNECT TO chen IDENTIFIED BY oracle USING 'chenpdb_link' ;

---遠端克隆

SQL >

CREATE PLUGGABLE DATABASE cjcpdb04 FROM chenpdb @ chenpdb_link

FILE_NAME_CONVERT = ( '/u01/app/oracle19/oradata/CHENDB/chenpdb/' ,

'/u01/app/oracle12/oradata/cjcpdb04/' );

Pluggable database created.

---檢視對應告警日誌

2020 - 03 - 30 T13 : 55 : 14.265860 + 08 : 00

CREATE PLUGGABLE DATABASE cjcpdb04 FROM chenpdb @ chenpdb_link

FILE_NAME_CONVERT = ( '/u01/app/oracle19/oradata/CHENDB/chenpdb/' ,

'/u01/app/oracle12/oradata/cjcpdb04/' )

2020 - 03 - 30 T13 : 56 : 03.124780 + 08 : 00

CJCPDB04 ( 6 ): Endian type of dictionary set to little

2020 - 03 - 30 T13 : 56 : 05.708201 + 08 : 00

****************************************************************

Pluggable Database CJCPDB04 with pdb id - 6 is created as UNUSABLE.

If any errors are encountered before the pdb is marked as NEW ,

then the pdb must be dropped

local undo - 1 , localundoscn - 0 x0000000000000118

****************************************************************

2020 - 03 - 30 T13 : 56 : 08.228640 + 08 : 00

Applying media recovery for pdb - 4099 from SCN 2162581 to SCN 2162616

Remote log information : count - 1

thr - 1 , seq - 7 , logfile -/ u01 / app / oracle19 / product / 19.0 .0 / dbhome_1 / dbs / archparlog_1_7_f2af50d_1036413577.arc , los - 2146891 , nxs - 18446744073709551615

CJCPDB04 ( 6 ): Media Recovery Start

2020 - 03 - 30 T13 : 56 : 08.253256 + 08 : 00

CJCPDB04 ( 6 ): Serial Media Recovery started

CJCPDB04 ( 6 ): max_pdb is 8

2020 - 03 - 30 T13 : 56 : 08.725328 + 08 : 00

CJCPDB04 ( 6 ): Media Recovery Log / u01 / app / oracle19 / product / 19.0 .0 / dbhome_1 / dbs / archparlog_1_7_f2af50d_1036413577.arc

2020 - 03 - 30 T13 : 56 : 10.008175 + 08 : 00

CJCPDB04 ( 6 ): Incomplete Recovery applied until change 2162616 time 03 / 30 / 2020 13 : 56 : 08

2020 - 03 - 30 T13 : 56 : 10.133184 + 08 : 00

CJCPDB04 ( 6 ): Media Recovery Complete ( cjcdb01 )

2020 - 03 - 30 T13 : 56 : 11.061364 + 08 : 00

CJCPDB04 ( 6 ): Autotune of undo retention is turned on.

2020 - 03 - 30 T13 : 56 : 51.439938 + 08 : 00

CJCPDB04 ( 6 ): Undo initialization recovery : err : 0 start : 1180295010 end : 1180295043 diff : 33 ms ( 0.0 seconds )

CJCPDB04 ( 6 ): [ 27424 ] Successfully onlined Undo Tablespace 2 .

CJCPDB04 ( 6 ): Undo initialization online undo segments : err : 0 start : 1180295043 end : 1180295053 diff : 10 ms ( 0.0 seconds )

CJCPDB04 ( 6 ): Undo initialization finished serial : 0 start : 1180295010 end : 1180295055 diff : 45 ms ( 0.0 seconds )

CJCPDB04 ( 6 ): Database Characterset for CJCPDB04 is AL32UTF8

CJCPDB04 ( 6 ): JIT : pid 27424 requesting stop

CJCPDB04 ( 6 ): Buffer Cache flush started : 6

CJCPDB04 ( 6 ): Buffer Cache flush finished : 6

2020 - 03 - 30 T13 : 56 : 53.986700 + 08 : 00

Completed : CREATE PLUGGABLE DATABASE cjcpdb04 FROM chenpdb @ chenpdb_link

FILE_NAME_CONVERT = ( '/u01/app/oracle19/oradata/CHENDB/chenpdb/' ,

'/u01/app/oracle12/oradata/cjcpdb04/' )

---222 本地資料庫

SQL > show pdbs

CON_ID CON_NAME OPEN MODE RESTRICTED

---------- ------------------------------ ---------- ----------

2 PDB$SEED READ ONLY NO

3 CJCPDB01 MOUNTED

4 CJCPDB02 MOUNTED

5 CJCPDB03 MOUNTED

6 CJCPDB04 MOUNTED

SQL > alter session set container = cjcpdb04 ;

Session altered.

SQL > startup

Pluggable Database opened.

--- 檢視資料

SQL > conn chen / oracle @ cjcpdb04

Connected.

SQL > select count (*) from employees_01 ;

COUNT (*)

----------

107

---常見錯誤：

---1 許可權不足

CREATE PLUGGABLE DATABASE cjcpdb04 FROM chenpdb @ chenpdb_link

*

ERROR at line 1 :

ORA - 17628 : Oracle error 1031 returned by remote Oracle server

ORA - 01031 : insufficient privileges

---187 遠端資料庫授予chen使用者create pluggable database許可權

SQL > conn sys / oracle @ chenpdb as sysdba

Connected.

SQL > grant create pluggable database to chen ;

Grant succeeded.

---2 本地資料庫compatible低於遠端資料庫

ORA - 65294 : PDB 's compatible parameter value (19.0.0.0.0) is higher than CDB' s

compatible parameter value ( 12.2 .0.0.0 ) .

---222 本地資料庫

SQL > show parameter compatible

NAME TYPE VALUE

------------------------------------ ----------- ------------------------------

compatible string 12.2 .0

noncdb_compatible boolean FALSE

---187 遠端

SQL > show parameter compati

NAME TYPE VALUE

------------------------------------ ----------- ------------------------------

compatible string 19.0 .0

---222 本地資料庫

SQL > alter system set compatible = '19.0.0' scope = spfile ;

System altered.

SQL > shutdown immediate

SQL > startup

SQL > show parameter compatible

NAME TYPE VALUE

------------------------------------ ----------- ------------------------------

compatible string 19.0 .0

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Oracle 建立PDB-遠端克隆

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